Repeated USMLE Questions Step 1- Pharmacology- 238

Q- Which one of the following is the mechanism of action of finasteride?

A- Gonadotropin-releasing hormone analog

B- Inhibition of 5-alpha-reductase

C- Inhibition of testosterone negative feedback

D- Stimulation of the posterior lobe of pituitary gland

B- Inhibition of 5-alpha-reductase



Q- Which of the following is the most appropriate treatment of organophosphate poisoning?

A- Hexamethonium

B- Morphine

C- Pralidoxime

D- Pyridostigmine

C- Pralidoxime



Q- Which one of the following drugs inhibits epoxide reductase?

A- Aspirin

B- Heparin

C- Streptokinase

D- Warfarin

D- Warfarin



More Pharmacology MCQs

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2 thoughts on “Repeated USMLE Questions Step 1- Pharmacology- 238”

  1. Very useful sir

  2. What about lab technician mcq

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